AP PGECET Civil 2016 question paper

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INSTRUCTIONS
Civil Engineering
Hall Ticket No.
Booklet No. :
Duration of Test : 2 Hours Max. Marks : 120
CE - 16CE - 16CE - 16CE - 16CE - 16
CE-16-A
Name of the Candidate :
Date of Examination : OMR Answer Sheet No. :
Signature of the Candidate Signature of the Invigilator
AAAAA
SET

2. Set - A 2 CE
CIVIL ENGINEERING (CE)
1. A system of homogeneous linear equations 0AX = has a nontrivial solution if
(A) |A| = – 1 (B) |A| ≠ 0 (C) |A| = + 1 (D) |A| = 0
2. If 2, 1+2i are the eigen values of a third order matrix A, then the third eigen value is
(A) 1– 2i (B) 1 + i (C) 2 + 3 i (D) 1/2
3. If ( ) ( 1)( 2)f x x x= − − satisfy Lagrange Mean Value theorem at c in the interval [1,3], then
c =
(A) 3 (B) 1 (C) 2 (D) 0
4. If cosx r θ= , siny r θ= , z z= , then the value of
( , , )
( , , )
x y z
r zθ
∂
=
∂
(A) 2
r (B)
1
r
(C) tanr θ (D) r
5. If 3
y cx c= − is the general solution of the differential equation
(A) 0y xy y′′ ′
− − = (B) 3
( ) 0y xy y′ ′
− + =
(C) 0y xy y′′′ ′
− − = (D) 0y′
=
6. The complementary function of 2
2 cosx
y y y x e x′′ ′
− + = is
(A) 1 2cos sinc x c x+ (B) 1 2
x x
c e c e−
+
(C) 1 2( ) x
c x c e+ (D) 1 2( ) x
c x c xe+
7. If X is a Poisson distributed variable and 2
1
( 0)P X
e
= = , then the probability distribution
function is
(A)
2
2
!
x
e
x
−
(B)
3
3
!
x
e
x
−
(C)
2
!
x
x
(D)
1
!x
8. If the mean and variance of a binomial distribution are 4 and 3 respectively, then the
probability distribution is
(A) C8
x 




3
4
x





1
4
8 – x
(B) C16
x 




3
4
x





1
4
16 – x
(C) C8
x 




1
4
x





3
4
8 – x
(D) C16
x 




1
4
x





3
4
16 – x
9. One root of the equation 2
( ) 2 5 2 0f x x x= − + = lies in the interval
(A) (0,1) (B) (1,2) (C) ( 1,0)− (D) ( 2,0)−

3. Set - A 3 CE
10. The method of successive approximation 1 ( )k kx xφ+ = converges if
(A) | ( ) | 1xφ′
< (B) | ( ) | 1xφ′
>
(C) '
| ( ) | 0xφ′
> (D) | ( ) | 2xφ′
<
11. A cantilever beam is subjected to a moment at the free end. The shape of the shear force
diagram is a
(A) Straight line (B) Rectangle
(C) Triangle (D) Parabola
12. In a simply supported beam subjected to __________loading , the shapes of the shear force
diagram and bending moment diagram will be similar.
(A) Uniformly distributed (B) Uniformly varying
(C) Exponential (D) Sinusoidal
13. A number of forces acting on a point will be in equilibrium if
(A) Sum of all the forces is zero
(B) Sum of the resolved components of forces in vertical direction is zero
(C) Algebraic Sum of the vertical and horizontal components is zero
(D) All the forces are equally inclined
14. The point of contraflexure in a fixed beam subjected to uniformly distributed load
is_______ times the span of the beam.
(A) 0.2 (B) 0.33 (C) 0.4 (D) 0.5
15. The rotation at the free end of a cantilever beam subjected to a concentrated load of 10kN
is 0.003 radians. If the same beam is subjected at an end moment 15kNm at the free end,
then deflection at the free end is
(A) 1.5mm (B) 2.5mm (C) 3.5mm (D) 4.5mm
16. In a symmetrical I section, the maximum shear stress is carried by
(A) Top flange
(B) At the junction of top flange and web
(C) Web
(D) Shear centre
17. The ratio of elongation of a conical bar due to its own weight and that of a prismatic bar is
(A)
ଵ
ଶ
(B)
ଵ
ଷ
(C)
ଵ
ସ
(D)
ଵ
ହ
18. An accurate expression for curvature at any point along the curve of the deformed shape of
a beam is
(A) േ(dy/dx)/(1+d2
y/dx2
)1/2
(B) േ(d2
y/dx2
)/(1+(dy/dx)2
)3/2
(C) േ(d2
y/dx2
)/(1+d2
y/dx2
)1/2
(D) േ(dy/dx)/(1+d2
y/dx2
)2

4. Set - A 4 CE
19. Two beams of rectangular section are A and B. Beam A is 300 × 500 mm and Beam B is
500 × 300 mm. The ratio of torsional strength of beam A to B is
(A) 1.0 (B) 2.0 (C) 1/2 (D) 3
20. The bending stress in a beam is
(A) More than section modulus
(B) Equal to section modulus
(C) Directly proportional to section modulus
(D) Inversely proportional to section modulus
21. The volumetric strain in thin cylindrical shell due to internal pressure is
(A)
pd
2tE 





1 –
1
m
(B)
pd
2tE 




5
2
–
2
m
(C)
3pd
4tE 





1 –
1
m
(D)
3pd
4tE 




5
2
–
2
m
22. The slenderness ratio of a vertical column of a circular cross section of radius 25 mm and
3 metre effective length is
(A) 120 (B) 240 (C) 360 (D) 480
23. The buckling load does not depend on
(A) Modulus elasticity of the material
(B) Cross sectional dimension of the column
(C) Length of column
(D) Compressive strength of materials
24. A three hinged arch is___________structure.
(A) Curved beam in elevation (B) Quasi static
(C) Statically determinate (D) Statically indeterminate
25. A__________beam is kinematically determinate but statically indeterminate.
(A) Cantilever (B) Simply supported
(C) Propped cantilever (D) Fixed beam
26. If U is the total strain energy of the trunk and W is the single load applied at the joint then
the deflection under the applied load is ∆ൌ ݇ ቀ
௎
௪
ቁ where k is a constant and its value is
(A) 1 (B) 2 (C) 1/2 (D) 3
27. A square , singlebay, fixed portal frame ABCD is subjected to a horizontal load P at the
top of column AB towards right. The shear equation is
(A) ((MAB+MBA)/L)+((MBC+MCB)/L)+P=0
(B) ((MBC+MCB)/L)+((MCD+MDC)/L)+P=0
(C) ((MAB+MBA)/L)+((MCD+MDC)/L)+P=0
(D) ((MAB+MBA)/L)-((MCD+MDC)/L)+P=0

5. Set - A 5 CE
28. The flexibility co-efficient in matrix method of analysis depends on
(A) Geometry, loading and elastic properties
(B) Geometry and elastic properties
(C) Loading and geometry
(D) Geometry and loading
29. In Stiffness method of Matrix Analysis of Structures, the unknowns to be determined are
(A) Stresses (B) Strains
(C) Forces (D) Displacements
30. When a concentrated load W moves over a railway bridge of span L, the equivalent
uniformly distributed is_________(W/L)
(A) 1 (B) 2 (C) 4 (D) 8
31. The approximate compressive strength of concrete at 7 days to 28 days is ____ percent
(A) 30 (B) 50 (C) 70 (D) 80
32. An RC rectangular slab has the dimensions ‘ly’in longer span and ‘lx’ along the shorter
span respectively. The ratio (ly/lx)<2 and it is supported on opposite longer sides and the
other two sides are free. It is to be designed as
(A) Elastically restrained slab (B) Flat slab
(C) One way slab (D) Two way slab
33. The permissible stress in concrete of an RC beam under shear is computed from
percentage of ___________ and ____________
(A) Tensile steel, Concrete grade
(B) Shear reinforcement, Concrete grade
(C) Compression and tension steel
(D) Compression steel and Concrete grade
34. The short term deflection of an RC beam is calculated using the value of modular ratio ‘m’
as
(A) Es/Ec (B) 280/3ߪcbc (C) Ec/Es (D) 3ߪcbc/280
35. In an RC element, 8 mm diameter bars are to be provided at 80 mm centre to centre.
If 10 mm dia bars are to be used in place of 8 mm then the spacing is _________mm.
(A) 100 (B) 125 (C) 150 (D) 180

6. Set - A 6 CE
36. If m is the modular ratio and p is the steel ratio and if αααα=mp then the elastic neutral
axis__________times the effective depth
(A) –ߙ േ √ߙଶ ൅ 2ߙ (B) ߙଶ
േ √ߙ
(C) ݉‫݌‬ଶ
൅ ඥ݉‫݌‬ଶ ൅ 2݉ଶ‫݌‬ (D) ݉‫݌‬ଶ
൅ ඥߙଶ ൅ 2݉‫݌‬
37. In the load balancing method applied to PSC beams with parabolic cables, the equivalent
distributed load is_________ (Pe/l2
)
(A) 6 (B) 4 (C) 8 (D) 2
38. The minimum and maximum percentage of compression reinforcement in column is
_______ of the gross area.
(A) 0.8% and 4% (B) 0.8% and 6%
(C) 0.8% and 8% (D) 0.8% and 2%
39. The maximum spacing of vertical stirrups is
(A) 1.0 d (B) 0.75 d or 300 mm whichever is less
(C) 300 mm (D) 1.0 d or 300 mm whichever is less
40. Critical section for one way shear in footing is taken from the face of column at a distance
of
(A) d/2 (B) d/3 (C) d (D) d/4
41. In property class of 8.8 bolts the first number 8 and the second number 8 indicate ultimate
tensile stress of_________ and yield stress of _________
(A) 800/800 MPa (B) 800/640MPa
(C) 88/880 MPa (D) 64/880 MPa
42. The number of plastic hinges requires to form a mechanism in case of propped cantilever
subjected to udl is
(A) 1 (B) 2 (C) 3 (D) 4
43. Lug angles are used to
(A) Reduce the joint length and shear lag
(B) Increase the strength of joint
(C) Increase the joint length
(D) Increase the shear lag
44. In the analysis of beam columns, principle of___________ is not valid.
(A) D’Alembert (B) Virtual work
(C) Superposition (D) Transmissibility
45. The economical depth of welded plate girder for M=6800 kNm, (d/tw)=180 and
fy=250MPa is approximately_____________mm
(A) 1500 (B) 1700 (C) 2000 (D) 1250

7. Set - A 7 CE
46. In the design of column bases the bearing strength of concrete as per IS 800 is taken as
_____
(A) 0.7 fck (B) 5000 fck (C) 0.45 fck (D) 0.6 fck
47. The lacing bars in built up column is to be designed for a total transverse shear equal ___
of the column load and the slenderness ratio of the lacing should not exceed____
(A) 1/50,180 (B) 1/30,145 (C) 1/40,250 (D) 1/40,145
48. The design compressive strength of an axially loaded compression member as per IS
800-2007 is based on ________ formula
(A) Euler’s (B) Merchant Rankine
(C) Perry Robertson (D) Secant
49. The minimum size of weld should not be less than _________ mm and more than
_______ thickness of plate.
(A) 3, 1 time (B) 5, 1.5 times
(C) 6, 2 times (D) 8, 3 times
50. In the plastic analysis of beams, the upper bound theorem satisfy _____conditions.
(A) Compatibility and equilibrium
(B) Mechanism and equilibrium
(C) Yield and equilibrium
(D) Mechanism and plastic moment capacity
51. A saturated undisturbed sample from a clay stratum has a moisture content of 30% and a
specific gravity of 2.7. The void ratio of the clay is
(A) 1.89 (B) 0.945 (C) 0.81 (D) 0.405
52. The void ratios of sand sample in the densest and loosest conditions are 0.4 and 1.2
respectively. The relative density of the soil for the in-situ void ratio of 0.6 will be
(A) 60% (B) 75% (C) 65% (D) 80%
53. The field density and field moisture content of a soil can be determined by
1. Core cutter method
2. Sand replacement method
3. Proctor compaction test
4. Modified Proctor compaction test
(A) 1, 2, 3 and 4 (B) 1 and 2 only
(C) 2 and 3 only (D) 2 and 4 only
54. The liquid limit and plastic limit of a specimen of clayey silt are 40% and 20%
respectively. The natural moisture content is 30%. Its plasticity index and consistency
index will respectively be
(A) 20% and 0.5 (B) 20% and 2.0
(C) 30% and 0.72 (D) 20% and 0.38

8. Set - A 8 CE
55. If soil is dried beyond shrinkage limit, it will show
(A) large volume change (B) moderate volume change
(C) low volume change (D) no volume change
56. Consider the following statements.
1. Organic matter decreases the permeability of soil
2. Entrapped air decreases the permeability of soil
Which of these statements is/are correct?
(A) 1 only (B) 2 only
(C) Both 1 and 2 (D) Neither 1 nor 2
57. Effective stress on soil
(A) increases void ratio and decreases permeability
(B) increases both void ratio and permeability
(C) decreases both void ratio and permeability
(D) decreases void ratio and increases permeability
58. The soils most susceptible to liquefaction are
(A) saturated dense sands
(B) saturated fine sands of uniform particle size
(C) saturated clays of uniform size
(D) saturated gravels and cobbles
59. During consolidation process of clayey soils, indicate the sequence of the following in the
order from first to last:
1. Load being taken up by the pore water
2. Load being taken up by the soil grains
3. Drainage of water from the pores of the soil
(A) 1, 2 and 3 (B) 2 ,3 and 1 (C) 1, 3 and 2 (D) 2, 1 and 3
60. A borrow pit soil has a dry density of 16 kN/m3
. How many cubic meters of this soil will
be required to construct an embankment of 100 m3
with a dry density of 17 kN/m3
.
(A) 94 (B) 106 (C) 100 (D) 90
61. If, instead of single drainage, the number of drainage faces is increased to two in
responding soils, the rate of compression will be
(A) 4 times slower (B) 2 times slower
(C) 4 times faster (D) 2 times faster
62. For a sample of dry cohesionless soil with friction angle, Ø, the failure plane will be
inclined to the major principal plane by an angle equal to
(A) Ø (B) 450
(C) 450
– Ø/2 (D) 450
+ Ø/2

9. Set - A 9 CE
63. A sample of saturated cohesionless soil tested in a drained triaxial compression test
showed an angle of internal friction of 300
. The deviator stress at failure for the sample at a
confining pressure of 200 kPa is equal to
(A) 200 kPa (B) 400 kPa (C) 600 kPa (D) 800 kPa
64. The appropriate field test to determine the in-situ undrained shear strength of a soft clay is
(A) Standard Penetration Test (B) Plate Load Test
(C) Static Cone Penetration Test (D) Vane Shear Test
65. A river 5 m deep consists of a sand bed with saturated unit weight of 20 kN/m3
,ϒw =
10 kN/m3
. The effective vertical stress at 5 m from the top of sand bed is
(A) 40 kN/m2
(B) 50 kN/m2
(C) 100 kN/m2
(D) 150 kN/m2
66. The lateral earth pressure coefficients of a soil, Ka for active state, Kp for passive state
and K0 for at rest condition, compare as :
(A) K0<Ka<Kp (B) Ka< K0<Kp (C) Ka<Kp< K0 (D) K0<Kp<Ka
67. Which of the following factors affect the bearing capacity of cohesive soils ?
1. Density of soil
2. Angle of internal friction of soil
3. Depth of footing
4. Width of footing
(A) 1, 2 and 3 (B) 1, 2 and 4 (C) 2, 3 and 4 (D) 1, 2, 3 and 4
68. Amongst the clay minerals, the one having the maximum swelling tendency is
(A) Kaolinite (B) Montmorillonite
(C) Illite (D) Halloysite
69. Sand drains are used to
(A) reduce the settlement (B) accelerate the consolidation
(C) increase the permeability (D) transfer the load
70. Consider the following statements :
1. Friction piles are also called floating piles
2. Minimum number of piles to qualify as a pile group is three
3. The group efficiency of a pile group may be either less than 100% or more than
100%
Which of these statements are correct ?
(A) 1, 2 and 3 (B) 1 and 2 only
(C) 2 and 3 only (D) 1 and 3 only
71. Surface tension is due to
(A) cohesion (B) adhesion
(C) cohesion and adhesion (D) cohesion or adhesion

10. Set - A 10 CE
72. The Bernoulli’s equation is applicable to
(A) both steady and unsteady flows
(B) real fluids
(C) all fluids and flows along a stream tube
(D) steady flow of ideal fluids along a stream tube
73. If a water jet of area 0.02 m2
strikes at 10 m/s normally on a stationary plate, the force
exerted on the plate is
(A) 200 N (B) 1000 N (C) 2000 N (D) 20000 N
74. The loss of head in a pipe carrying turbulent flow varies
(A) inversely as the square of the velocity of flow
(B) inversely as the square of the diameter of pipe
(C) directly as the square of the velocity of flow
(D) directly as the velocity of flow
75. It is proposed to increase the discharge by 20% in a circular pipe carrying oil in laminar
regime. If all other factors remain unchanged, power consumption to maintain the
modified flow relative to the original flow would increase by
(A) 10% (B) 20% (C) 44% (D) 52%
76. The average drag coefficient for a laminar boundary layer over a flat plate was obtained as
0.018. If all other factors remain unchanged, and the length of the plate is increased by 4
times its original value, the average drag coefficient would change to
(A) 0.0036 (B) 0.0056 (C) 0.008 (D) 0.009
77. Singing of telephone wires in the wind occurs due to
(A) vibrations caused by birds (B) tensioning at the ends
(C) Magnus effect (D) generation of Karman vortex street
78. In an open-channel flow, for a given discharge
1. alternate depths are the depths having same kinetic energy
2. alternate depths are the depths having same specific energy
3. conjugate depths are the depths having same specific force
4. conjugate depths are the depths having same momentum force
Which of the above statements are correct?
(A) 1 and 3 (B) 2 and 3 (C) 1 and 4 (D) 2 and 4
79. For a hydraulically efficient triangular channel, the ratio of hydraulic radius to depth of
flow is
(A) 1/2 2 (B) 2 2 (C) 2 (D) 1/2

11. Set - A 11 CE
80. Which of the following GVF profiles are drawdown profiles?
(A) M1, S1, C1 (B) M2, S2, H2, A2
(C) M3, S3, H3, A3 (D) none of these
81. A hydraulic jump occurs when there is a break in grade from a
(A) mild to steep (B) steep to mild
(C) steep to steeper (D) mild to milder
82. Flow measurements with a Prandtl-Pitot tube showed that the tip readings varied only
across the flow while the side-opening readings varied only in the direction flow. The type
of flow is
(A) uniform irrotational (B) uniform rotational
(C) non-uniform irrotational (D) non-uniform rotational
83. In 1:100 model of a spillway, the discharge is 0.1 m3
/s. The corresponding discharge in the
prototype in m3
/s is
(A) 10 (B) 100 (C) 1000 (D) 10000
84. Consider the following types of turbines
1. Francis
2. Pelton with a single jet
3. Kaplan
The sequence of these turbines in the increasing order of their specific speeds is
(A) 1, 3 and 2 (B) 2, 1 and 3 (C) 1, 2 and 3 (D) 2, 3 and 1
85. Two identical pumps, each capable of delivering 0.2 cumec against a head of 30 m, are
connected in parallel. The resulting discharge is
(A) 0.4 cumec against a head of 30 m
(B) 0.4 cumec against a head of 60 m
(C) 0.2 cumec against a head of 30 m
(D) 0.2 cumec against a head of 60 m
86. The rainfall on four successive days over a catchment are 2, 6, 9 and 5 cm. If Ø = 5
cm/day, the direct runoff from the catchment is
(A) 2 cm (B) 5 cm (C) 6 cm (D) 9 cm
87. If the peak of a 2 h unit hydrograph is 20 m3
/s, the peak ordinate of a flood hydrograph due
to an effective rainfall of 2 cm of 2 hour duration with a base flow 5 m3
/s is
(A) 25 m3
/s (B) 30 m3
/s (C) 40 m3
/s (D) 45 m3
/s

12. Set - A 12 CE
88. A water shed of area 100 ha has a runoff coefficient of 0.4. A storm of duration larger than
the time of concentration of the watershed and of intensity 3.6 cm/h carries a peak
discharge of
(A) 0.4 m3
/s (B) 4 m3
/s (C) 36 m3
/s (D) 40 m3
/s
89. The volume of water that can be extracted by force of gravity from a unit volume of
aquifer material is called
(A) specific yield (B) specific retention
(C) specific storage (D) specific capacity
90. A flood wave with a known inflow hydrograph is routed through a large uncontrolled
reservoir. The outflow hydrograph will have
(A) attenuated peak with reduced time base
(B) attenuated peak with increased time base
(C) increased peak with increased time base
(D) increased peak with reduced time base
91. In an irrigated land , the net irrigation requirement of a crop is found to be 14 cm, the water
application efficiency is 80% and the water conveyance efficiency is 70%. The gross
irrigation requirement is
(A) 25 cm (B) 20 cm (C) 18.67 cm (D) 17.5 cm
92. A canal irrigates a cultural command area to grow sugarcane and wheat. The average
discharges required to grow them are 0.36 and 0.27 respectively. The time factor is 0.9.
The required discharge of the canal is
(A) 0.36 cumec (B) 0.40 cumec
(C) 0.63 cumec (D) 0.70 cumec
93. For a clayey soil, when there is nearly 50% drop in the available moisture, the ratio of
actual to potential evapotranspiration is
(A) 1.0 (B) 0.7 (C) 0.5 (D) 0.2
94. Two different channels, M and N, in two different sites are designed based on Lacey’s
theory, to carry the same quantum of discharge. But the bed material of M is found to be
finer than that of N.
(A) Channel M will have steeper longitudinal slope
(B) Channel N will have steeper longitudinal slope
(C) Channels M and N can have same longitudinal slope
(D) Silting is more in M than in N
95. At the base of a gravity dam section, the vertical stress at the toe was found to be 2.4 MPa.
If the downstream face of the dam has a slope of 0.707 horizontal : 1 vertical, and if there
is no tail water, the maximum principal stress at the toe of the dam is
(A) 1.7 MPa (B) 2.4 MPa (C) 3.6 MPa (D) 4.8 MPa

13. Set - A 13 CE
96. In the treatment of 20,000 m3
/day of water, the amount of chlorine used is 12 kg/day. The
residual chlorine after 10 minutes contact is 0.25 mg/l. The chlorine demand in kg per day
is
(A) 10 (B) 5 (C) 12 (D) 7
97. The order of unit processes, rapid mixing(RM), flocculation(F), primary
sedimentation(PS), secondary sedimentation(SS), chlorination(C) and rapid sand
filtration(RSF) (first to last) commonly used in a convention water treatment plant is
(A) PS→RSF→F→RM→SS→C (B) PS→F→RM→RSF→SS→C
(C) PS→F→SS→RSF→RM→C (D) PS→RM→F→SS→RSF→C
98. MPN index is a measure of one of the following :
(A) Coliform bacteria (B) BOD5
(C) Dissolved oxygen content (D) Hardness
99. Aeration of water is done to remove
(A) suspended impurities (B) colour
(C) dissolved salts (D) dissolved gases
100. Blue baby disease in children is caused by the presence of excess
(A) chlorides (B) nitrates
(C) fluoride (D) lead
101. The water distribution mains are designed for
(A) maximum hourly demand (B) average hourly demand
(C) maximum daily demand (D) average daily demand
102. The alkalinity and the hardness of a water sample are 250 mg/l and 350 mg/l as CaCO3,
respectively. Then water has
(A) 350 mg/l carbonate hardness and zero non-carbonate hardness
(B) 250 mg/l carbonate hardness and zero non-carbonate hardness
(C) 250 mg/l carbonate hardness and 350 mg/l non-carbonate hardness
(D) 250 mg/l carbonate hardness and 100 mg/l non-carbonate hardness
103. A combined sewer is one which carries
(A) domestic sewage and storm water
(B) domestic sewage and industrial wastes
(C) domestic sewage and overhead flow
(D) domestic sewage, industrial wastes and storm water

14. Set - A 14 CE
104. The relationship between theoretical oxygen demand (TOD), biochemical oxygen demand
(BOD) and chemical oxygen demand (COD) is given by
(A) TOD>BOD>COD (B) TOD>COD>BOD
(C) COD>BOD>TOD (D) BOD>COD>TOD
105. Critical factors for the activated sludge treatment process are
(A) maximum hourly flow rate
(B) maximum and minimum flow rates
(C) maximum hourly flow rate and maximum daily organic load
(D) minimum hourly flow rate and minimum daily organic load
106. The main constituents of gas generated during the anaerobic digestion of the sludge are
(A) carbon dioxide and methane
(B) methane and ethane
(C) carbon dioxide and carbon monoxide
(D) carbon monoxide and nitrogen
107. During temperature inversion in the atmosphere, air pollutants tend to
(A) accumulate above inversion layer (B) accumulate below inversion layer
(C) disperse laterally (D) disperse vertically
108. Ozone layer depletion is because of
(A) hydrocarbons (B) carbon monoxide
(C) chlorofluro carbons (D) carbon dioxide
109. The presence of organic matter as the significant portion of a solid waste indicates its
suitability for
(A) land filling (B) composting
(C) incineration (D) pyrolysis
110. Two sources generate noise levels of 90 dB and 94 dB respectively. The cumulative effect
of these noise levels on the human ear is
(A) <90 dB (B) 90 dB (C) 94 dB (D) >94 dB
111. The rate of super elevation for a horizontal curve of radius 500 m in a national highway for
a design speed of 100 kmph is
(A) 0.04 (B) 0.063 (C) 0.07 (D) 0.70
112. Bitumen of grade 80/100 means
(A) Its penetration value is 8 mm
(B) its penetration value is 10 mm
(C) its penetration value is 8 to 10 mm
(D) its penetration value is 8 to 10 cm

15. Set - A 15 CE
113. The position of base course in a flexible pavement is
(A) over the sub-base
(B) below the sub-base
(C) over the sub-grade but below the sub-base
(D) over the wearing course when renewal of surface is needed
114. Traffic capacity is the
(A) ability of road way to accommodate traffic volume in terms of vehicles per hour
(B) number of vehicles occupying a unit length of road way at a given instant expressed
as vehicles/km
(C) capacity of lane to accommodate the vehicles across the road
(D) maximum attainable speed of vehicles
115. When two roads with two-lane, two-way traffic, cross at an uncontrolled intersection, the
total number of potential major conflict points would be
(A) 4 (B) 16 (C) 24 (D) 32
116. The plan of a survey plotted to a scale of 10 m to 1 cm is reduced in such a way that a line
originally 10 cm long now measures 9 cm. The area of the reduced plan is measured as 81
cm2
. The actual area of the survey in m2
is
(A) 656 (B) 6561 (C) 1000 (D) 10,000
117. The whole circle bearing of line AB is 500
and of line BC is 1200
. The deflection angle at
B from AB to BC is
(A) 500
(B) 700
(C) 1100
(D) 1200
118. The rise and fall method of reduction of level readings provides arithmetic check on
(A) Intermediate sights only
(B) back sights and fore sights
(C) back sights, intermediate sights and fore sights
(D) back sights and intermediate sights
119. After fixing the plane table to the tripod, the main operations needed at each plane table
station are 1. Levelling 2. Orientation 3. Centering
The correct sequence of these operations is
(A) 3, 1, 2 (B) 1, 3, 2 (C) 1, 2, 3 (D) 2, 3, 1
120. R.L of a floor is 200.490. Staff reading on the floor is 1.695 m. Reading on the staff held
upside down against the bottom of the roof is 3.305 m. Height of the ceiling is
(A) 3.5 m (B) 4.0 m (C) 5.0 m (D) 6.0 m
_____________

16. Set - A 16 CE
SPACE FOR ROUGH WORK